4
TROUBLESHOOTING FLOW CHART
3. SERVO-SYSCON CIRCUIT
A.
Playback picture
is not good
Noise appears
although
adjusting tracking.
Check and re-adjust
the path of Deck.
YES
NO
NO
NO
YES
YES
Adjust tracking.
Noise appears
although change
cassette tape.
YES
Is CTL pulse output
at pin 97 of IC501?
Playback picture
is not good
YES
NO
Check IC501
The voltage of pin 7
of IC501 not changing?
Check R509, C520
CTL HEAD height
is normal and
there is not dust?
Adjust the HEAD
height and
remove dust.
Check circuit
adjacent to IC501
Appendix
Содержание DV-K813S Series
Страница 7: ...6 EXTERNAL VIEWS 2 REAR VIEWS FUNCTION MONO 2 SCART TYPE REAR VIEW HI FI 2 SCART TYPE REAR VIEW...
Страница 15: ...14 CIRCUIT DIAGRAM 1 POWER CIRCUIT DIAGRAM 230V ONLY...
Страница 16: ...15 CIRCUIT DIAGRAM 2 SYSCON CIRCUIT DIAGRAM...
Страница 17: ...16 CIRCUIT DIAGRAM 3 A V CIRCUIT DIAGRAM SECAM...
Страница 18: ...17 4 PIF CIRCUIT DIAGRAM CIRCUIT DIAGRAM...
Страница 19: ...18 CIRCUIT DIAGRAM 5 HIFI SW CIRCUIT DIAGRAM...
Страница 20: ...19 CIRCUIT DIAGRAM 6 SW CIRCUIT DIAGRAM...
Страница 25: ...24 COMPONENTS LOCATION GUIDE ON PCB BOTTOM VIEW 1 PCB MAIN...
Страница 26: ...25 DISASSEMBLY 1 PACKING ASS Y...
Страница 27: ...26 DISASSEMBLY 2 FRONT PANEL ASSEMBLY DV K813S SERIES DV K823S SERIES...
Страница 28: ...27 DISASSEMBLY DV K873S SERIES DV K893S SERIES...
Страница 29: ...28 DISASSEMBLY DV K843S SERIES DV K863S SERIES...
Страница 30: ...29 DISASSEMBLY DV K9A3S SERIES...